What to pack for Washington, D.C., year-round

Washington, D.C. has 12 distinct packing realities. Pick the month you're traveling — each opens a full data-driven list:

• January 5.8°C · 14 rain days · 18 items Heavy layers
• February 8.8°C · 14 rain days · 18 items Heavy layers
• March 12.7°C · 15 rain days · 18 items Layered casual
• April 18.9°C · 16 rain days · 20 items Light + sun cover
• May 23.9°C · 18 rain days · 18 items Light + sun cover
• June 28.6°C · 19 rain days · 20 items Hot-weather kit
• July 31°C · 21 rain days · 20 items Hot-weather kit
• August 29.5°C · 20 rain days · 21 items ⚠ Hot-weather kit
• September 26.2°C · 16 rain days · 20 items ⚠ Hot-weather kit
• October 20.1°C · 15 rain days · 18 items ⚠ Light + sun cover
• November 13.2°C · 11 rain days · 18 items Layered casual
• December 9.1°C · 12 rain days · 18 items Heavy layers